package org.example.news.mapper;

import org.apache.ibatis.annotations.*;
import org.example.news.pojo.Category;

import java.util.List;

@Mapper
public interface CategoryMapper {
    //新增
    @Insert("insert  into category(category_name,category_alias,create_user,create_time,update_time)" +
            "values(#{categoryName},#{categoryAlias},#{createUser},#{createTime},#{updateTime})")
    void add(Category category);

    //查询列表
    @Select("select *from category where  create_user=#{userId}")
    List<Category> list(Integer userId);


   //根据id查询
    @Select("select * from  category where  id=#{id}")
    Category findById(Integer id);


    //更新文章分类
    @Update("update  category set category_name=#{categoryName},category_alias=#{categoryAlias},update_time=#{updateTime} where id=#{id}")
    void update(Category category);

    //删除文章分类
    @Delete("delete from category where id=#{id}")
    void delete(Integer id);
}
